Wheel hub cap



FIG. 1 is a front elevational view of an embodiment of a wheel hub cap showing my new design;

FIG. 2 is a top plan view thereof; and

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

In the drawings, the broken lines depict portions of the wheel hub cap that form no part of the claimed design. 

CLAIM I claim the ornamental design for a wheel hub cap, as shown and described. 